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JPL Small-Body Database Browser
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295378 (2008 HQ65)
Classification: Main-belt Asteroid          SPK-ID: 2295378
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2244408187797621 5.4811e-08  
a 2.720107212937747 2.2784e-08 au
q 2.109604122897262 1.4539e-07 au
i 3.885187172679677 6.3357e-06 deg
node 75.83294090025991 9.0717e-05 deg
peri 130.9767802124433 9.1883e-05 deg
M 172.8189641332169 1.3797e-05 deg
tp 2457813.877513804488
(2017-Mar-01.37751380)
5.9572e-05 TDB
period 1638.617014346255
4.49
2.0588e-05
5.637e-08
d
yr
n .2196974624626525 2.7603e-09 deg/d
Q 3.330610302978231 2.7898e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      7068 days (19.35 yr)  
   first obs. used      1999-05-10  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61853  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:39:37  

Additional Information
 Earth MOID = 1.10778 au 
 Jupiter MOID = 1.63537 au 
 T_jup = 3.319 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO418563  

295378 (2008 HQ65)          Discovered 2008-Apr-29 by LINEAR at Socorro
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 HQ65 = 1999 JY32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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